白腰燕鸥 (白腰燕鷗) bái yāo yān ōu

bái yāo yān ōu noun Aleutian tern (Onychoprion aleuticus)
Domain: Modern Chinese 现代汉语 , Subdomain: Zoology , Concept: Bird 鸟
Notes: Bird species of China (CC-CEDICT '白腰燕鷗')